Finding the Fourth Proportional to 6,364,681.17, 8,783,000.35 and 3,611,309.32
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Solution
The fourth proportional to 6,364,681.17, 8,783,000.35 and 3,611,309.32 is: 4,983,459.53
Step by Step Solution
- Step 1: Write the proportion equation
6,364,681.17 : 8,783,000.35 = 3,611,309.32 : x - Step 2: Convert to fraction form
6,364,681.17/8,783,000.35 = 3,611,309.32/x - Step 3: Cross multiply
6,364,681.17x = 8,783,000.35 × 3,611,309.32 - Step 4: Simplify right side
6,364,681.17x = 31,718,131,021,518.26 - Step 5: Solve for x
x = 31,718,131,021,518.26/6,364,681.17 - Step 6: Final answer
x = 4,983,459.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.